Fish and Wildlife authorities are playing the waiting game with a bear, currently holed up in a tree in a Castaic neighborhood. The bear was first spotted near the Castaic Lake State Recreation ...

The advisory is in place for all of Castaic Lake, except for Castaic Lagoon. What are blue-green algae blooms?: They look like streaks on the surface of the water, usually blue, green, or brown.

Upper Castaic Lake in Los Angeles County has been closed to the public due to an elevated danger algal bloom advisory.. The Department of Water Resources (CDWR) has issued a stern warning, urging ...